CN107399516A - Container laminated sheet and container - Google Patents
Container laminated sheet and container Download PDFInfo
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- CN107399516A CN107399516A CN201710346826.7A CN201710346826A CN107399516A CN 107399516 A CN107399516 A CN 107399516A CN 201710346826 A CN201710346826 A CN 201710346826A CN 107399516 A CN107399516 A CN 107399516A
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- Prior art keywords
- container
- laminated sheet
- metal foil
- resin film
- flange
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D65/38—Packaging materials of special type or form
- B65D65/40—Applications of laminates for particular packaging purposes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
- Containers Having Bodies Formed In One Piece (AREA)
- Wrappers (AREA)
Abstract
The present invention relates to container laminated sheet and container.The problem of the present invention is that the width for providing the flange after being molded is uniform in whole circumference, therefore can omit cutting edge process, does not produce the container laminated sheet of the waste of material.The means to solve the problem are：Container laminated sheet (10) possesses metal foil (101) and is laminated on a face of metal foil (101) and forms the heat sealability resin film (102) of the inner surface of container.The flange outside diameter ratio of metal foil (101) is MD/TD=1.003~1.02,45 °/TD=0.99~1.003.The fracture strength ratio of heat sealability resin film (102) is MD/TD=1.2~2,45 °/TD=1.1~1.6.The flange outside diameter rate of metal foil (101) is 0.3~2%.
Description
Technical field
The present invention relates at least one face of metal foil laminated resin film form and shaping as cup-like containers
The container of materials'use is with laminated sheet and the container for being molded to obtain by the laminated sheet.
Background technology
As for packing the container of content for needing to preserve for a long time, it is known that have be molded using deep drawing, bulging etc.
Laminated sheet is shaped to container obtained by cup-shaped, the laminated sheet is excellent in the barrier to gas, moisture, light etc.
(for example, with reference to following patent documents 1~3) obtained from the one side of the metal foils such as aluminium foil or two-sided laminated resin film.
The said vesse peripheral region that is open above it has flange, by will by laminated sheet (its have such as aluminium foil and
Be layered in the heat sealability resin film of aluminium foil inner surface) formed the thermal welding of lid material the container filled with content flange
On, it is consequently formed package body.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2-167740 publications
Patent document 2：Japanese Unexamined Patent Publication 2009-221567 publications
Patent document 3：Japanese Unexamined Patent Publication 2014-76462 publications
The content of the invention
The invention problem to be solved
But in the case of the container formed by above-mentioned laminated sheet, the width of the flange after being molded sometimes (changes speech
It, the external diameter of flange) it is uneven in whole circumference, and out of expectedly producing deviation.
Therefore, when manufacturing said vesse, the molding procedure with container is differently separately set the width of flange in most cases
The cutting edge process trimmed is spent, but thus causes cost to increase and produces the waste of material.
It is an object of the invention to provide the width of the flange after shaping in whole circumference uniformly, therefore cutting edge can be omitted
Process, the container laminated sheet of the waste of material is not produced.
Means for solving the problems
In order to reach above-mentioned purpose, the present invention includes in the following manner.
1) container laminated sheet, it is the container laminated sheet used as the moulding material of cup-like containers, described
Container laminated sheet possesses metal foil and is laminated on a face of metal foil and forms the heat sealability of the inner surface of container
Resin film,
The flange outside diameter ratio of metal foil be for rolling direction for 0 ° direction (MD)/relative to rolling direction and
Say the direction (TD)=1.003~1.02 for 90 °, for rolling direction for 45 ° direction/relative to rolling direction and
The direction (TD)=0.99~1.003 for 90 ° is sayed,
The fracture strength ratio of heat sealability resin film be for membrane flow direction for 0 ° direction (MD)/relative to
Be 90 ° of direction (TD)=1.2~2 for membrane flow direction, for membrane flow direction for 45 ° direction/relative to
It is 90 ° of direction (TD)=1.1~1.6 for membrane flow direction,
In addition, the flange outside diameter rate of metal foil is 0.3~2%.
2) outside such as above-mentioned container laminated sheet 1), its another side for being also equipped with being laminated in metal foil and composition container
The outside resin film on surface.
3) such as above-mentioned container laminated sheet 1) or 2), wherein, the yield strength of metal foil is 20~200MPa, metal
The elongation of paper tinsel is 15~50%.
4) as it is above-mentioned 1)~3) any one of container laminated sheet, wherein, the fracture strength of heat sealability resin film
For 30~100MPa.
5) as it is above-mentioned 1)~4) any one of container laminated sheet, wherein, it by JIS 8000 is alloy that metal foil, which is,
The aluminium foil that formation and thickness are 40 μm~200 μm.
6) container, its be by it is above-mentioned 1)~5) any one of container be shaped to cup-shaped with laminated sheet obtained from.
The effect of invention
For above-mentioned container laminated sheet 1), by by flange outside diameter ratio, the heat sealability resin of metal foil
The fracture strength of film than and metal foil the setting of flange outside diameter rate within the above range, thus can control the container after shaping
The width of flange is clean width.
Thus, according to above-mentioned laminated sheet 1), the container of the plastic flange with clean width, thus can avoid because
The increase of cost, does not produce the waste of material yet caused by the additional cutting edge process for trimming the width of flange.In addition, according to
Above-mentioned laminated sheet 1), the flange of container can be suppressed to minimal width.In addition, according to above-mentioned laminates 1)
Material, because its anisotropy diminishes, local elongation during shaping is not likely to produce, mouldability can be improved.
Herein, " the flange outside diameter ratio of metal foil " refers to, using the mould of required shape, is by 33mm, depth of internal diameter
14mm, turn into about 39mm mode for rolling direction for the flange outside diameter in 90 ° of direction (TD), and with not in flange
Wrinkle resistant pressure is adjusted the middle mode for producing fold, by a diameter of 55mm formed by metal foil monomer discoideus base
Material is shaped to cup-shaped, for obtained products formed, measures respectively for rolling direction as 0 °, 45 °, 90 ° of direction
Flange outside diameter, the above-mentioned ratio calculated based on their measured value.
In addition, " the flange outside diameter rate of metal foil " refers to, for above-mentioned cup-shaped products formed, using rolling direction as benchmark,
The flange outside diameter in 6 directions, the [(average value of the flange outside diameter in 2 larger directions-less are amounted to 30 ° of spacing measurement
The average value of the flange outside diameter in 2 directions)/((average value of the flange outside diameter in 2 larger directions+less 2 directions
The average value of flange outside diameter)/2) × 100] represented by value.
According to above-mentioned container laminated sheet 2), yield strength, against weather, resistance to recessed can be assigned to the container after shaping
Fall into property, scratch resistance etc..
According to above-mentioned container laminated sheet 3), it is not easy to cause the shaping of container bad, further improves mouldability.This
Outside, according to above-mentioned container laminated sheet 3), due to, not excessively to sheet material applying power, therefore being not likely to produce pin in shaping
Hole, breakage.
According to above-mentioned container laminated sheet 4), mouldability becomes more good, is not easy to cause the layering after shaping.
It is aluminium that alloy is formed due to being used as metal foil by JIS 8000 according to above-mentioned container laminated sheet 5)
Paper tinsel, therefore mouldability becomes better.In addition, according to above-mentioned container laminated sheet 5), due to by the thickness of above-mentioned aluminium foil
Degree is made 40 μm~200 μm, therefore the container after shaping can obtain shape retention, the rigidity of appropriateness, and cost of manufacture
It will not become too high.
Brief description of the drawings
Fig. 1 is the enlarged partial cross section of the Rotating fields for the container laminated sheet for showing embodiments of the present invention.
Fig. 2 is the figure of cup-shaped formed body for showing to be formed by the metal foil of the constituent material as above-mentioned laminated sheet, (a)
For vertical sectional view, (b) is top view.
Fig. 3 is the figure of cup-like containers for showing to be formed by the laminated sheet, and (a) is vertical sectional view, and (b) is top view.
Description of reference numerals
(1)：Container
(1c)：Flange
(10)：Container laminated sheet
(101)：Metal foil
(102)：Heat sealability resin film
(103)：Outside resin film.
Embodiment
Hereinafter, 1~Fig. 3 of reference picture illustrates to embodiments of the present invention.
Fig. 1 is the figure for the Rotating fields for showing the container laminated sheet of the present invention.
The container laminated sheet 10 of diagram by metal foil 101, be laminated in a face of metal foil 101 and form container 1
Inner surface heat sealability resin film 102 and be laminated in the another side of metal foil 101 and form the outer of the outer surface of container 1
Side resin film 103 is formed.
Metal foil 101 assigns the barrier for gas, moisture, light etc. to container 1, is formed for making content long-term
The barrier layer of preservation.
As metal foil 101, such as aluminium foil, iron foil, stainless steel foil, copper foil can be used, but preferably use aluminium foil.Aluminium
During paper tinsel, pure aluminum foil, alloy foil, in addition, soft, hard, it is alloy, i.e. by JIS preferably to use by JIS 8000
The aluminium foil that A8000 systems (especially A8079H, A8021H) alloy of H4160 classification is formed, particularly preferably the alloy is annealed
Soft material (O materials) after processing, excellent mouldability is can obtain using the material.
The thickness of metal foil 101 is not particularly limited, in the case of being the aluminium foil of alloy using JIS 8000, preferably 40
μm~200 μm, thus, the container after shaping can obtain shape retention, the rigidity of appropriateness, in addition, manufacturing cost also will not mistake
Degree rise.
As needed, can be in the base treatment such as the one side of metal foil 101 or two-sided carry out chromic acid salt treatment.It is specific and
Speech, for example, be coated with the surface of the metal foil 101 after carrying out ungrease treatment it is following 1)~3) any of the aqueous solution, so
After be dried, thus implement chemical conversion treatment, form epithelium:
1) phosphoric acid is included；
Chromic acid；And
It is mixed selected from least one of the group being made up of the metal salt of fluoride and the non-metal salt of fluoride compound
The aqueous solution of compound
2) phosphoric acid is included；
Selected from least one of group being made up of acrylic resin, chitosan derivative resin and phenolic resinoid
Resin；And
The aqueous solution of mixture selected from least one of the group being made up of chromic acid and chromium (III) salt compound
3) phosphoric acid is included；
Selected from least one of group being made up of acrylic resin, chitosan derivative resin and phenolic resinoid
Resin；
Selected from least one of the group being made up of chromic acid and chromium (III) salt compound；And
It is mixed selected from least one of the group being made up of the metal salt of fluoride and the non-metal salt of fluoride compound
The aqueous solution of compound.
It is (each on the epithelium formed using above-mentioned chemical conversion treatment on the surface of metal foil 101, preferred chromium adhesion amount
One side) it is 0.1mg/m2~50mg/m2, particularly preferably 2mg/m2~20mg/m2。
As the metal foil 101 for forming above-mentioned laminated sheet 10, following metal foils are used：Its flange outside diameter ratio be relative to
It is the direction (TD)=1.003~1.02 in 0 ° of direction (MD)/be 90 ° for rolling direction for rolling direction, phase
It is the direction (TD)=0.99~1.003 in 45 ° of direction/be 90 ° for rolling direction for rolling direction, this
Outside, its flange outside diameter rate is 0.3~2% metal foil.
Herein, reference picture 2, " flange outside diameter ratio " refer to, using the mould of required shape, using internal diameter d as 33mm, depth H
It is that 90 ° of direction TD flange outside diameter D turns into about 39mm mode for 14mm, for rolling direction, and with not convex
The mode of fold is produced in edge 11c, wrinkle resistant pressure is adjusted, by a diameter of 55mm's formed by above-mentioned metal foil 101
Discoideus blank is shaped to cup-shaped, for obtained products formed 11, measure respectively for rolling direction for 0 °, 45 °,
The flange 11c external diameters in 90 ° of direction, the above-mentioned ratio thus calculated, i.e. the direction MD for being 0 ° for rolling direction
Flange outside diameter/for rolling direction for 90 ° of direction TD flange outside diameter and be 45 ° for rolling direction
Direction flange outside diameter/for rolling direction for 90 ° of direction TD flange outside diameter.
In addition, " flange outside diameter rate " refers to, will be 90 ° of side for rolling direction for above-mentioned products formed 11
To A1 as benchmark, the A1~A6 in 6 directions flange 11c external diameter (reference picture 2 (b)) is amounted to 30 ° of spacing measurement,
[(average value of the flange outside diameter in the average value of the flange outside diameter in 2 larger directions-less 2 directions)/((larger 2
The average value of the flange outside diameter in the average value of the flange outside diameter in individual direction+less 2 directions)/2) × 100] represented by value.
Herein, in the case of conventional container laminated sheet, as metal level (specifically, being aluminium foil), use
It is the small metal level of earing rate.Its reason is due to, if the earing rate of metal level is big, the flange of easy container after shaping
Middle generation fold, in addition, a problem that producing fracture in shaping is (for example, referring to above-mentioned patent document 1).In addition, should
For the synthetic resin layer of laminated sheet, it is filmed even with coextrusion, also produces orientation, produces anisotropy.Generally,
The fracture strength of non-stretched resin film is 0 ° of direction MD ＞ incline directions 90 ° of direction TD of ＞ for material conveying direction,
This is the result necessarily led to.Moreover, for by by the big conjunction of the small metal level of earing rate and flange outside diameter rate and anisotropy
For the container for the sheet material shaping that resin layer is laminated, due to the influence of synthetic resin layer, its flange width
For 90 ° of direction 0 ° of direction MD of TD ＞ incline directions ＞ for material conveying direction.Therefore, in the present invention, necessarily to produce
Premised on the anisotropy of GCMS computer resin bed, by assigning the anisotropy with the anisotropy opposite direction to metal level,
So that the anisotropy overall as laminated sheet is close to zero.It should be noted that metal level (that is, the metal such as aluminium foil
Paper tinsel) anisotropy mainly by annealing conditions and until intermediate annealing hot rolling rate and determine.
In addition, as above-mentioned metal foil 101, preferably using yield strength be 20~200MPa (be preferably 20~
100MPa), elongation is the metal foil of 15~50% (being preferably 20~30%).
If the metal foil 101 of yield strength and elongation within the above range is used for container laminated sheet 10, no
Easily cause the shaping of container 1 bad, mouldability becomes more good, in addition, in shaping not excessively to the applying power of sheet material 10,
Therefore pin hole, breakage are not likely to produce.
Heat sealability resin film 102 is forms the resin film of the upper surface of the inner surface of container 1 and flange 1c, to container 1
Flange 1c assign thermal welding (heat seal) property, while play and protect metal foil 101 it is not acted on by content damage.
The heat sealability resin film 102 is by the polyolefin such as polypropylene (PP) resin film, polyethylene (PE) resin film
The polyester based resin films such as resin film, polyethylene terephthalate (PET) resin film, nylon (Ny) resin film etc. are polyamide-based
The composite membrane of resin film or above-mentioned resin film is formed.
In the case of using composite membrane, preferably use will at least two panels such as polyethylene (PE) resin film and polypropylene (PP)
The composite membrane that the resin film being mutually easily peeled off as resin film is laminated.According to above-mentioned composite membrane, at Kaifeng film that
This can be easily peeled off, and can easily be broken a seal with less strength.
Specifically, for example, the heat sealability resin bed for forming the innermost layer of lid material 2 is the situation of polyethylene (PE) resin
Under, as the heat sealability resin film 102 of container laminated sheet 10, polyethylene (PE) resin by innermost layer side can be used
The composite membrane that film and polypropylene (PP) resin film for the 101 layers of side of metal foil being laminated on the outside of it are formed.
In addition, in the case of forming heat sealability resin film 102 with above-mentioned composite membrane, can be in the flange 1c upper tables of container 1
Face sets Kaifeng in whole circumference with ring-type, and with recess, (recess has the innermost layer side (flange (1c) of insertion composite membrane
Upper surface side) resin film and reach the depth on the top of the resin film in its outside (downside)) (diagram omit).In this case,
During Kaifeng, the resin film for forming composite membrane is easily peeled off each other, is broken a seal using smaller strength.
Container is preferably gold with the metal foil 101 in laminated sheet 10 and the ratio of the thickness of heat sealability resin film 102
Belong to thickness=0.24~1.25 of thickness/heat sealability resin film 102 of paper tinsel 101.If above-mentioned ratio is less than 0.24, thermal welding
Property resin film influence become it is too much, flange outside diameter is unstable.On the other hand, if above-mentioned ratio is more than 1.25, metal foil
Influence to become big, flange outside diameter only relies upon the anisotropy of metal foil.The thickness of heat sealability resin film is preferably 80 μm~350
μm or so.
In addition, the container of the present invention, with laminated sheet 10, for heat sealability resin film 102, its fracture strength ratio is
For membrane flow direction it is 90 ° of direction TD=1.2~2 for membrane flow direction for 0 ° of direction MD/, phase
It is direction TD=1.1~1.6 in 45 ° of direction/be 90 ° for membrane flow direction for membrane flow direction.It is logical
Cross and pasted using by MD/TD, 45 °/TD fracture strength than heat sealability resin film within the above range and above-mentioned metal foil
The container laminated sheet that forms is closed, cancel each other the directionality of intensity and deformation possessed by each material, during container formation
Deformation is reduced, and as a result can obtain the small container of the deviation of flange outside diameter.
The fracture strength of heat sealability resin film 102 is preferably 30~100MPa.Thus, by container with laminated sheet 10 into
Mouldability during type container 1 improves, in addition, can suppress the generation of the layering after shaping.
Container forms the outer surface of the container 1 after shaping with the outside resin film 103 of laminated sheet 10, plays to container 1
Assign the effect of yield strength, against weather, resistance to pitting, scratch resistance etc..
As the outside resin film 103, such as polyethylene (PE) resin film, polypropylene (PP) resin film can be used (to include
Un-stretched polypropylene (CPP) resin film and oriented polypropylene (OPP) resin film) etc. polyolefin-based resins film, nylon (Ny) resin
The polyamide series resin such as film mesentery, polyethylene terephthalate (PET) resin film, polybutylene terephthalate (PBT)
(PBT) polyester based resin such as resin film film and their composite.
The thickness of outside resin film 103 is preferably 10 μm~200 μm.
Although eliminating diagram, stacking and metal foil 101 and outside of the metal foil 101 with heat sealability resin film 102
The stacking of resin film 103 is carried out via bond layer respectively.Bond layer uses the polyester-polyurethane of such as two-solution curing type
Ester resin system bonding agent or polyether-polyurethane resin system bonding agent.
Fig. 3 is illustrated that is molded obtained container 1 by above-mentioned container laminated sheet 10.
The container 1 of diagram is the substantially cylindric trunk erected by discoideus bottom 1a, from bottom 1a edge perpendicular
The cup-like containers that portion 1b and the flange 1c stretched out from stem portion 1b upper end genesis to footpath outward direction are formed.Need what is illustrated
It is that the shape of container is not limited to the shape of diagram, can carry out appropriate change.
Above-mentioned container 1 can be formed for example, by following manner：Using possessing drift, punch die and pressed compact material ring (blank
Holder) the mould (diagram omit) of (blank holder), to by container laminated sheet 10 be cut into regulation shape (Fig. 2 container
In the case of be discoideus) blank that forms carries out the cold rolling shapings such as deep drawing shaping drawing and forming.
In the case of being especially molded obtained container 1 by the container laminated sheet 10 of the present invention, due to its flange outside
Footpath rate is small, and flange 1c external diameter, in other words flange 1c width are generally uniform consistent in whole circumference, therefore are not necessarily to picture
Conventional container carries out the cutting edge processing for the width of flange to be trimmed like that, does not also produce the waste of material, therefore can press down
This is made.
Into the container 1 after the content such as filling food, in a manner of covering its upper opening, the material 2 that closes the lid (its be by
Such as the composite sheet formation of the heat sealability resin bed with metal foil layer and the lower surface for being laminated in metal foil layer), lead to
The upper surface that the peripheral part of the lower surface of lid material 2 is heat fused in flange 1c is crossed, thus obtains the bag that content has been sealed by packaging
Fill body.
[embodiment]
Then, the specific embodiment of the present invention is illustrated.
The making ＞ of ＜ container laminated sheets
Prepare to be formed as the A8021H alloys classified according to JIS H4160 and have respectively outside the flange shown in table 1 below
The thickness of footpath when flange outside diameter rate is 120 μm of aluminium foil.By carrying out chromic acid salt treatment to the surface of each aluminium foil, it is consequently formed
Chemical conversion epithelium.
Then, using the polyester-urethane resin system bonding agent of two-solution curing type, will have respectively shown in table 1 below
Fracture strength than thickness be 300 μm of polypropylene (PP) resin film as heat sealability resin film dry lamination in each aluminium foil
On one face, and using two-solution curing type polyester-urethane resin system bonding agent by thickness be 30 μm non-stretched poly- third
Alkene (CPP) resin film on the another side of each aluminium foil, thus makes embodiment 1~2 and ratio as outside resin film dry lamination
Compared with the container laminated sheet of example 1~4.
The shaping ＞ of ＜ containers
Then, by the container of embodiment 1~2 and comparative example 1~4 with laminated sheet be cut into a diameter of 55mm it is discoideus from
And form blank, and using including the mould of drift, punch die and pressed compact material ring, using internal diameter as 33mm, depth 14mm, relative to
The mode for being about 39mm for 90 ° of direction TD flange outside diameter for rolling direction, and not produce the side of fold in the flange
Wrinkle resistant pressure is adjusted formula, and each blank deep drawing is shaped into cup-shaped as shown in Figure 3, obtains embodiment 1~2 and ratio
Compared with the container of example 1~4.
To be 90 ° for rolling direction respectively for obtained embodiment 1~2 and the container of comparative example 1~4
Direction A1 as benchmark, 6 direction A1~A6 flange outside diameter (reference picture 3 (b)) is amounted to 30 ° of spacing measurement, utilized
Following calculating formula calculates flange outside diameter rate.
Flange outside diameter rate (%)=(flange in the average value of the flange outside diameter in 2 larger directions-less 2 directions
The average value of external diameter)/((flange outside diameter in the average value of the flange outside diameter in 2 larger directions+less 2 directions is averaged
Value)/2) × 100
The flange outside diameter rate of each container and its judgement are as shown in table 1.
It should be noted that it is determined as：" ◎ "=flange outside diameter rate is less than 1.00, and the external diameter of flange is equal in whole circumference
It is even；For "○"=flange outside diameter rate for 1.00 less than 1.25, the external diameter of flange is generally uniform in whole circumference；" △ "=
Flange outside diameter rate is the external diameter slightly deviation of flange 1.25 less than 1.50；"×"=flange outside diameter rate is more than 1.50,
Deviation be present in the external diameter of flange.
[table 1]
As shown in Table 1, for the container of embodiment 1 and embodiment 2, there is no deviation in the external diameter of flange, obtained good
Good result.
Industrial applicability
The present invention can be suitable as the container packed for contents such as the food to the long-term preservation of needs and be used for
It is molded the laminated sheet of the container.
Claims (6)
1. container laminated sheet, it is the container laminated sheet that the moulding material of the container as cup-shaped uses,
The container laminated sheet possesses metal foil and is laminated on a face of metal foil and forms the inner surface of container
Heat sealability resin film,
The flange outside diameter ratio of metal foil is：Direction for 0 ° for rolling direction is MD/ for rolling direction
Direction for 90 ° is TD=1.003~1.02, the direction/for rolling direction for rolling direction for 45 °
Direction for 90 ° is TD=0.99~1.003,
The fracture strength ratio of heat sealability resin film is：Direction for 0 ° for membrane flow direction is MD/ relative to film
For 90 ° of direction it is TD=1.2~2 for flow direction, the direction/relative to film for membrane flow direction for 45 °
The direction for for flow direction being 90 ° is TD=1.1~1.6,
In addition, the flange outside diameter rate of metal foil is 0.3~2%.
2. container laminated sheet as claimed in claim 1, its another side for being also equipped with being laminated in metal foil and composition container
Outer surface outside resin film.
3. container laminated sheet as claimed in claim 1, wherein, the yield strength of metal foil is 20~200MPa, metal
The elongation of paper tinsel is 15~50%.
4. container laminated sheet as claimed in claim 1, wherein, the fracture strength of heat sealability resin film for 30~
100MPa。
5. container laminated sheet as claimed in claim 1, wherein, it by JIS 8000 is that alloy is formed and thickness that metal foil, which is,
For 40 μm~200 μm of aluminium foil.
6. container, it is obtained from container according to any one of claims 1 to 5 is shaped into cup-shaped with laminated sheet.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016099291A JP6726525B2 (en) | 2016-05-18 | 2016-05-18 | Laminated sheets for containers and containers |
| JP2016-099291 | 2016-05-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107399516A true CN107399516A (en) | 2017-11-28 |
| CN107399516B CN107399516B (en) | 2019-10-01 |
Family
ID=60404642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710346826.7A Active CN107399516B (en) | 2016-05-18 | 2017-05-16 | Container laminated sheet and container |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6726525B2 (en) |
| CN (1) | CN107399516B (en) |
| TW (1) | TWI714765B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI745636B (en) * | 2017-12-15 | 2021-11-11 | 日商昭和電工包裝股份有限公司 | Layered body for forming container, forming container and packaging body, and manufacturing method of forming container and packaging body |
| JP7344677B2 (en) * | 2018-07-10 | 2023-09-14 | 株式会社レゾナック・パッケージング | Cup-shaped containers and laminates for cup-shaped containers |
| JP2020082415A (en) * | 2018-11-19 | 2020-06-04 | 昭和電工パッケージング株式会社 | Sheet for packaging material, lid for vessel and package |
| CN110778580B (en) * | 2019-09-24 | 2021-07-06 | 深圳市易为派科技有限公司 | Method and system for coating inner wall of shell |
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- 2017-05-16 CN CN201710346826.7A patent/CN107399516B/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| TWI714765B (en) | 2021-01-01 |
| CN107399516B (en) | 2019-10-01 |
| JP2017206283A (en) | 2017-11-24 |
| JP6726525B2 (en) | 2020-07-22 |
| TW201808623A (en) | 2018-03-16 |
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